

package threading;

        import java.util.concurrent.BlockingQueue;
        import java.util.concurrent.LinkedBlockingQueue;

public class ThreadDemo13BlockingQueueConsume {
    public static void main(String[] args) {
        BlockingQueue<Integer> blockingQueue = new LinkedBlockingQueue<>();

        // 消费者
        Thread t1 = new Thread(() -> {
            while (true) {
                try {
                    int value = blockingQueue.take();
                    System.out.println("消费元素: " + value);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
            }
        });
        t1.start();

        // 生产者
        Thread t2 = new Thread(() -> {
            int value = 0;
            while (true) {
                try {
                    System.out.println("生产元素: " + value);
                    blockingQueue.put(value);
                    value++;
                    Thread.sleep(1000);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
            }
        });
        t2.start();

        // 上述代码, 让生产者, 每隔 1s 生产一个元素.
        // 让消费者则直接消费, 不受限制.

    }
}